The box body is best made of logs, and the exterior decoration is better with high wear-resisting and high-strength paint products, but it is relatively rare; Most of them are decorated with high density machine board wood grain paper or veneer (if there is no paint on the surface, it is recommended to repaint N times).
Put the position should be in dry room, avoid the direct irradiation of sunshine as far as possible, must not be put in damp place, prevent gao density machine board to encounter tide and bulge, that was troublesome. And the speaker also do not use for a long time, at least 1-3 times a month, each time more than an hour, otherwise it will bring a lot of trouble, such as static fatigue of materials, the frequency divider in the non-polar electrolytic capacitor leakage, light will affect the normal work, heavy will affect its life.